Backpack for footwear



FIG. 1 is a top front left side perspective view of a backpack for footwear according to the invention.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a top view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a right side view thereof.

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for backpack for footwear, as shown and described. 